Loans And Leases (Balance In ALLL And Recorded Investment In Loans By Portfolio Segment And Based On Impairment Method) (Details) - USD ($) $ in Thousands		Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015
Financing Receivable, Allowance for Credit Losses [Line Items]
Individually evaluated for impairment		$ 34		$ 22
Collectively evaluated for impairment		6,924		6,903
Total ending allowance balance		6,958	$ 6,942	6,925	$ 6,613	$ 6,716	$ 6,620
Individually evaluated for impairment		4,662		3,448
Collectively evaluated for impairment		368,145		349,602
Subtotal		372,807		353,050
Single-Family Residential [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Collectively evaluated for impairment		956		735
Total ending allowance balance		956	866	735	875	741	691
Individually evaluated for impairment		119		122
Collectively evaluated for impairment		95,605		92,422
Subtotal		95,724		92,544
Multi-Family Residential [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Collectively evaluated for impairment		725		716
Total ending allowance balance		725	629	716	694	722	705
Individually evaluated for impairment		33		37
Collectively evaluated for impairment		34,412		34,254
Subtotal		34,445		34,291
Construction [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Collectively evaluated for impairment		586		580
Total ending allowance balance		586	654	580	478	523	561
Collectively evaluated for impairment		28,770		25,822
Subtotal		28,770		25,822
Home Equity Lines of Credit [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Collectively evaluated for impairment		554		486
Total ending allowance balance		554	504	486	534	570	474
Collectively evaluated for impairment		23,115		23,109
Subtotal		23,115		23,109
Commercial [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Individually evaluated for impairment				1
Collectively evaluated for impairment		1,770		1,646
Total ending allowance balance		1,770	1,768	1,647	1,458	1,486	1,380
Individually evaluated for impairment		339		557
Collectively evaluated for impairment		83,165		70,777
Subtotal	[1]	83,504		71,334
Real Estate Commercial [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Individually evaluated for impairment		34		21
Collectively evaluated for impairment		2,331		2,706
Total ending allowance balance		2,365	2,491	2,727	2,567	2,609	2,710
Individually evaluated for impairment		4,171		2,732
Collectively evaluated for impairment		102,705		102,581
Subtotal		106,876		105,313
Other [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Collectively evaluated for impairment		2		34
Total ending allowance balance		2	$ 30	34	$ 7	$ 65	$ 99
Collectively evaluated for impairment		373		637
Subtotal		$ 373		$ 637

[1] Includes $4,204 and $2,874 of commercial leases at June 30, 2017 and December 31, 2016, respectively.